Anti-loosening device and plunger pump

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12006955
APP PUB NO 20220235802A1
SERIAL NO

17217507

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Embodiments of the present disclosure provides an anti-loosening device and a plunger pump. The anti-loosening device includes a first bracket, a second bracket and an elastic member. The first bracket includes a first clamping part defining a first accommodating space; a first connecting part extending in a first direction and fixedly connected to the first clamping part; and a limiting part fixedly connected to the first clamping part via the first connecting part, wherein the limiting part protrudes from the first connecting part in a second direction perpendicular to the first direction. The second bracket includes a second clamping part defining a second accommodation space, wherein the second clamping part is opposite to the first clamping part in the first direction; and a second connecting part extending in the first direction and fixedly connected to the second clamping part.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD264003 JERRY ROAD LAISHAN DISTRICT YANTAI SHANDONG PROVINCE NO 27 YANTAI CITY SHANDONG PROVINCE 264003

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cui, Haiping Shandong, CN 20 1598
Jiang, Chen Shandong, CN 53 402
Li, Xiaobin Shandong, CN 40 659
Wei, Xiaosong Shandong, CN 14 991

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Dec 11, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Dec 11, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Dec 11, 2035
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00